Lufkin® Slide Rule, series: Red End®, 6 ft Length, 5/8 in Width, Imperial, Graduations: 16ths, Black/Red Markings, Wood.
Features
- Slide rule runs under friction in T-slot
- Stops at each end to prevents slide from falling out
- Marked both sides and both edges
- Graduated slide rule extends up-to 6 in
- TX46N has one 6 in extension slides
- an extension is ready for use on the first section
- HX46N has a hook
- zero falls inside of hook, for distance measuring
- X46FN has flat, inside markings
- numbering begins on inside of rule
